What is the value of fraction 1 over 2x3 + 3.4y when x = 3 and y = 4?

After the seventh month of a 12-month loan: the numerator is: {(n + 11) + (n + 10) + (n + 9) + (n + 8) + (n + 7) + (n + 6) + (n + 5)} = , and the denominator is: {(n) + (n + 1) + + (n + 11)} = . therefore, the fraction is numerator/denominator (to the nearest tenth) = %

How do you convert 1.27 to a percentage

Can someone tell me if this is perpendicular? !